Reforestation can sequester two petagrams of carbon in U.S. topsoils in a century.Nave L.E., Domke G.M., Hofmeister K.L., Mishra U., Perry C.H., Walters B.F., Swanston C.W.…Journal: Proceedings of the National Academy of Sciences of the United States, Volume : 0-0 (2018). DOI: https://doi.org/10.1073/pnas.1719685115